AVE6322350: 1950s: Students load school buses / Bridgeman Images

AVE6322500: United States, 1950s: View of sound waves / Bridgeman Images

AVE6322795: Boy makes water pump from under the ground and into his glass by pushing a lever up and down to lift the water up / Bridgeman Images

AVE6324379: United States: 1950s: Men talk by blackboard and whiteboard. / Bridgeman Images

AVE6324394: 1930s: Car drives along rural dirt road lined with electric poles / Bridgeman Images

AVE6320012: United States, 1960s: Missile travels towards sky / Bridgeman Images

AVE6320004: United States, 1960s: Pilot climbs down from fighter plane cabin / Bridgeman Images

AVE6320010: United States, 1960s: View under USAF plane / Bridgeman Images

AVE6320013: United States, 1960s: SLV5 rocket launch in slow motion / Bridgeman Images

AVE6320037: United States, 1960s: Medal of Honour board / Bridgeman Images

AVE6320043: United States, 1960s: Space rocket takes off / Bridgeman Images

AVE6320061: United States, 1960s: NASA team help astronaut into space capsule / Bridgeman Images

AVE6320085: United States, 1960s: NASA astronaut preparing for space walk / Bridgeman Images

AVE6320231: Europe, 1940s: man attaches propeller to new plane / Bridgeman Images

AVE6320309: United States, 1980s: cartoon character phagocyte kills virus in blood vessel / Bridgeman Images

AVE6320333: Europe, 1940s: smoke as plane engine starts / Bridgeman Images

AVE6320296: United States, 1980s: parasitic worm under microscope / Bridgeman Images

AVE6320541: 1950s: Toddler on toilet pushes Mother / Bridgeman Images

AVE6322453: United States, 1970s: A group of people clean up outside of an apartment, older woman talks to camera, young man paints a picture on a canvas / Bridgeman Images

AVE6322465: United States, 1970s: A tattoo of Daffy Duck on a person’s arm, young man walks along an exterior wall, lots of young people spray painting graffiti onto wall / Bridgeman Images

AVE6322483: United States, 1950s: View of sound waves / Bridgeman Images

AVE6322484: United States, 1980s:lady in football shirt works in science lab / Bridgeman Images

AVE6322320: United States, 1960s: Lady stands at check out / Bridgeman Images

AVE6322782: Children ride down street on bicycles, child runs down street and stops / Bridgeman Images

AVE6322798: A man rolls a barrel up a plank to get it into the back of a truck / Bridgeman Images

AVE6321075: 1950s: Man speaks and walks away / Bridgeman Images

AVE6321332: 1960s: View of the ground from space rocket take off / Bridgeman Images

AVE6324221: United States 1950s: Technicians at the Oak Ridge Atomic Energy Project, all wearing protective clothing, wheel a cart into a small chamber / Bridgeman Images

AVE6324311: 1970s: UNITED STATES: stoned young people at home. / Bridgeman Images

AVE6324338: United States: 1950s: two men work at desk next to RADEF sign. / Bridgeman Images

AVE6324226: United States 1950s: A technician drops a cube of food containing radioactive materials into a bowl / Bridgeman Images

AVE6324250: United States 1950s: A machine draws a picture of a patient's thyroid gland, showing iodine concentration / Bridgeman Images

AVE6324523: Man Holds Up White Flag in Field as Helicopter Lands / Bridgeman Images

AVE6324538: White Rat Being Given DDT as Part of Science Research / Bridgeman Images

AVE6324562: Hand Picks up Broad Beans from Pile / Bridgeman Images

AVE6324616: 1910s: Girl laying in bed looks sad / Bridgeman Images